Color

#357397

#357397
hex#357397
rgbrgb(53, 115, 151)
hslhsl(202, 48%, 40%)
oklchoklch(0.531 0.085 236.9)
Closest name: Harbour Blue (#417491)Relative luminance 0.1525

Colors that go with #357397

Charcoal, Royal Blue and Sienna lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Real palettes that use #357397

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#975935

#35978a · #354297

#973573 · #739735

Split-complementary

Open in tool →

#973542 · #978a35

#8a3597 · #975935 · #429735

Contrast

#357397 as textRatioAAAA largeAAAFix
Aaon white
5.18:1passpassfail
  • AAA: use #2a5c79 as the text (7.23:1)
Aaon black
4.05:1failpassfail
  • AA: use #397ca2 as the text (4.58:1)
  • AAA: use #599dc5 as the text (7.05:1)
  • AA: or shift the background to #f0f0f0 (4.55:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #357397 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#357397 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #357397
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #357397 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/357397-9cb1c4-df4e5f-1f222d-e9f1f0?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md